Wilwood 140-13731 Forged Narrow Superlite 4R Rear Disc Brake Kit

The Wilwood 140-13731 Forged Narrow Superlite 4R rear disc brake kit delivers a complete big brake solution specifically engineered for 1965-1977 Ford Bronco rear axles with Big Ford flange and bearing configuration. Designed for applications with a 2.00-inch axle offset, this comprehensive kit provides the stopping power and performance needed to balance front big brake upgrades on the Bronco platform.

Key Features:

• Forged Narrow Superlite 4R four-piston calipers for consistent clamping force
• 13-inch or 14-inch two-piece vented rotors for enhanced heat dissipation
• High-performance BP-10 compound brake pads included
• Integrated drum-style parking brake assembly with internal shoe system
• Hidden internal parking brake mechanism for clean, professional appearance
• Superior static holding power for secure parking on inclines
• Optional caliper finishes and rotor designs available for customization

This kit provides optimized and balanced braking performance when paired with front disc brake upgrades, making it an ideal choice for classic Bronco restorations and performance builds. The internal parking brake design eliminates external cables and components for a streamlined installation that maintains the vehicle's aesthetics while delivering reliable performance.